6381333902 has 16 divisors (see below), whose sum is σ = 9809923200. Its totient is φ = 3111591672.

The previous prime is 6381333899. The next prime is 6381333949. The reversal of 6381333902 is 2093331836.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2402 + ... + 112997.

It is an arithmetic number, because the mean of its divisors is an integer number (613120200).

Almost surely, 2^6381333902 is an apocalyptic number.

6381333902 is a deficient number, since it is larger than the sum of its proper divisors (3428589298).

6381333902 is a wasteful number, since it uses less digits than its factorization.

6381333902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116087.

The product of its (nonzero) digits is 69984, while the sum is 38.

The square root of 6381333902 is about 79883.2516989638. The cubic root of 6381333902 is about 1854.8287684472.

The spelling of 6381333902 in words is "six billion, three hundred eighty-one million, three hundred thirty-three thousand, nine hundred two".